External portable optical media drive HP USB DVD-RW, designed for reading and writing CDs and DVDs via a single USB connection. The bus-powered operation eliminates the need for an external power supply, making it suitable for laptops, ultrabooks, and mobile use. Supports CD-R/RW, DVD±R/±RW, and dual-layer DVD media up to 8.5 GB. Includes buffer underrun protection, plug-and-play functionality, and a slim, portable black casing. Compatible with Windows, Mac OS X, and Chrome OS systems. The model is referred to as HP F2B56ET, with some sources also mentioning F2B56AA.